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EP 3 803 585 A1

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(43) Date of publication: 14.04.2021 Bulletin 2021/15 (21) Application number: 19872479.1 (22) Date of filing: 15.10.2019

(51) International Patent Classification (IPC):  G06F 9/48(2006.01) G06F 3/0481(2013.01) G06F 9/451(2018.01) G06F 3/0488(2013.01) (86) International application number: PCT/KR2019/013478 (87) International publication number: WO 2020/080780 (23.04.2020 Gazette 2020/17)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 16.10.2018 KR 20180123397 (71) Applicant: Samsung Electronics Co., Ltd. Suwon-si 16677 (KR)

(72) Inventors: YU, Hyungseok Suwon-si Gyeonggi-do 16677 (KR) SEO, Donguk Suwon-si Gyeonggi-do 16677 (KR) SHIN, Kyungjoong Suwon-si Gyeonggi-do 16677 (KR) CHOI, Junyong Suwon-si Gyeonggi-do 16677 (KR) KIM, Eungchan Suwon-si Gyeonggi-do 16677 (KR) PARK, Kyongha Suwon-si Gyeonggi-do 16677 (KR) SHIN, Yong Suwon-si Gyeonggi-do 16677 (KR) SHIN, Changsoo Suwon-si Gyeonggi-do 16677 (KR) YOON, Kyungsik Suwon-si Gyeonggi-do 16677 (KR) LEE, Kyungsun Suwon-si Gyeonggi-do 16677 (KR) LEE, Shinjae Suwon-si Gyeonggi-do 16677 (KR) LEE, Hyungil Suwon-si Gyeonggi-do 16677 (KR) CHA, Myungsu Suwon-si Gyeonggi-do 16677 (KR) CHOI, Kwangsik Suwon-si Gyeonggi-do 16677 (KR) CHOI, Seyoung Suwon-si Gyeonggi-do 16677 (KR) CHOE, Yurak Suwon-si Gyeonggi-do 16677 (KR) (74) Representative: Gulde & Partner  Patent- und Rechtsanwaltskanzlei mbB Wallstraße 58/59 10179 Berlin 10179 Berlin (DE)